spot/tests/core/trival.cc
Alexandre Duret-Lutz 1aeb260adf trival: new class for tri-valued logic
* spot/misc/trival.hh: New file.
* spot/misc/Makefile.am: Add it.
* python/spot_impl.i: Add Python bindings.
* tests/core/trival.cc, tests/core/trival.test,
tests/python/trival.py: New files, testing it.
* tests/Makefile.am: Add them.
2016-01-13 17:57:54 +01:00

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// -*- coding: utf-8 -*-
// Copyright (C) 2016 Laboratoire de Recherche et Developpement de
// l'Epita (LRDE).
//
// This file is part of Spot, a model checking library.
//
// Spot is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
//
// Spot is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
// License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#undef NDEBUG
#include <spot/misc/trival.hh>
#include <cassert>
int main()
{
spot::trival v1;
spot::trival v2(false);
spot::trival v3(true);
spot::trival v4 = spot::trival::maybe();
assert(v1 != v2);
assert(v1 != v3);
assert(v2 != v3);
assert(v4 != v2);
assert(v4 != v3);
assert(v2 == false);
assert(true == v3);
assert(v4 == spot::trival::maybe());
assert(v3);
assert(!v2);
assert(!(bool)!v1);
assert(!(bool)v1);
assert(!(bool)!v3);
for (auto u : {v2, v1, v3})
for (auto v : {v2, v1, v3})
std::cout << u << " && " << v << " == " << (u && v) << '\n';
for (auto u : {v2, v1, v3})
for (auto v : {v2, v1, v3})
std::cout << u << " || " << v << " == " << (u || v) << '\n';
}